/**
* Allows VideoPress, YouTube, and Vimeo videos to play inline on Facebook
*/
function enhanced_og_video($tags)
{
if (!is_singular() || post_password_required()) {
return $tags;
}
global $post;
// Always favor featured images.
if (enhanced_og_has_featured_image($post->ID)) {
return $tags;
}
$summary = Jetpack_Media_Summary::get($post->ID);
if ('video' != $summary['type']) {
if ($summary['count']['video'] > 0 && $summary['count']['image'] < 1) {
$tags['og:image'] = $summary['image'];
$tags['og:image:secure_url'] = $summary['secure']['image'];
}
return $tags;
}
$tags['og:image'] = $summary['image'];
$tags['og:image:secure_url'] = $summary['secure']['image'];
$tags['og:video:type'] = 'application/x-shockwave-flash';
$video_url = $summary['video'];
$secure_video_url = $summary['secure']['video'];
if (preg_match('/((youtube|vimeo)\\.com|youtu.be)/', $video_url)) {
if (strstr($video_url, 'youtube')) {
$id = jetpack_get_youtube_id($video_url);
$video_url = 'http://www.youtube.com/v/' . $id . '?version=3&autohide=1';
$secure_video_url = 'https://www.youtube.com/v/' . $id . '?version=3&autohide=1';
} else {
if (strstr($video_url, 'vimeo')) {
preg_match('|vimeo\\.com/(\\d+)/?$|i', $video_url, $match);
$id = (int) $match[1];
$video_url = 'http://vimeo.com/moogaloop.swf?clip_id=' . $id;
$secure_video_url = 'https://vimeo.com/moogaloop.swf?clip_id=' . $id;
}
}
}
$tags['og:video'] = $video_url;
$tags['og:video:secure_url'] = $secure_video_url;
if (empty($post->post_title)) {
$tags['og:title'] = sprintf(__('Video on %s', 'jetpack'), get_option('blogname'));
}
return $tags;
}
/**
* Converts a YouTube URL into an embedded YouTube video.
*/
function youtube_id($url)
{
if (!($id = jetpack_get_youtube_id($url))) {
return '<!--YouTube Error: bad URL entered-->';
}
$url = youtube_sanitize_url($url);
$url = parse_url($url);
if (!isset($url['query'])) {
return false;
}
if (isset($url['fragment'])) {
wp_parse_str($url['fragment'], $fargs);
} else {
$fargs = array();
}
wp_parse_str($url['query'], $qargs);
$qargs = array_merge($fargs, $qargs);
// calculate the width and height, taking content_width into consideration
global $content_width;
$input_w = isset($qargs['w']) && intval($qargs['w']) ? intval($qargs['w']) : 0;
$input_h = isset($qargs['h']) && intval($qargs['h']) ? intval($qargs['h']) : 0;
$default_width = get_option('embed_size_w');
if (empty($default_width)) {
if (!empty($content_width)) {
$default_width = $content_width;
} else {
$default_width = 640;
}
}
if ($input_w > 0 && $input_h > 0) {
$w = $input_w;
$h = $input_h;
} elseif (0 == $input_w && 0 == $input_h) {
if (isset($qargs['fmt']) && intval($qargs['fmt'])) {
$w = !empty($content_width) ? min($content_width, 480) : 480;
} else {
$w = !empty($content_width) ? min($content_width, $default_width) : $default_width;
$h = ceil($w / 16 * 9) + 30;
}
} elseif ($input_w > 0) {
$w = $input_w;
$h = ceil($w / 16 * 9) + 30;
} else {
if (isset($qargs['fmt']) && intval($qargs['fmt'])) {
$w = !empty($content_width) ? min($content_width, 480) : 480;
} else {
$w = !empty($content_width) ? min($content_width, $default_width) : $default_width;
$h = $input_h;
}
}
/**
* Filter the YouTube player width.
*
* @module shortcodes
*
* @since 1.1.0
*
* @param int $w Width of the YouTube player in pixels.
*/
$w = (int) apply_filters('youtube_width', $w);
/**
* Filter the YouTube player height.
*
* @module shortcodes
*
* @since 1.1.0
*
* @param int $h Height of the YouTube player in pixels.
*/
$h = (int) apply_filters('youtube_height', $h);
$rel = isset($qargs['rel']) && 0 == $qargs['rel'] ? 0 : 1;
$search = isset($qargs['showsearch']) && 1 == $qargs['showsearch'] ? 1 : 0;
$info = isset($qargs['showinfo']) && 0 == $qargs['showinfo'] ? 0 : 1;
$iv = isset($qargs['iv_load_policy']) && 3 == $qargs['iv_load_policy'] ? 3 : 1;
$fmt = isset($qargs['fmt']) && intval($qargs['fmt']) ? '&fmt=' . (int) $qargs['fmt'] : '';
if (!isset($qargs['autohide']) || ($qargs['autohide'] < 0 || 2 < $qargs['autohide'])) {
$autohide = '&autohide=2';
} else {
$autohide = '&autohide=' . absint($qargs['autohide']);
}
$start = 0;
if (isset($qargs['start'])) {
$start = intval($qargs['start']);
} else {
if (isset($qargs['t'])) {
$time_pieces = preg_split('/(?<=\\D)(?=\\d+)/', $qargs['t']);
foreach ($time_pieces as $time_piece) {
$int = (int) $time_piece;
switch (substr($time_piece, -1)) {
case 'h':
$start += $int * 3600;
break;
case 'm':
$start += $int * 60;
break;
case 's':
$start += $int;
break;
}
}
}
}
$start = $start ? '&start=' . $start : '';
$end = isset($qargs['end']) && intval($qargs['end']) ? '&end=' . (int) $qargs['end'] : '';
$hd = isset($qargs['hd']) && intval($qargs['hd']) ? '&hd=' . (int) $qargs['hd'] : '';
$vq = isset($qargs['vq']) && in_array($qargs['vq'], array('hd720', 'hd1080')) ? '&vq=' . $qargs['vq'] : '';
$cc = isset($qargs['cc_load_policy']) ? '&cc_load_policy=1' : '';
$cc_lang = isset($qargs['cc_lang_pref']) ? '&cc_lang_pref=' . preg_replace('/[^_a-z0-9-]/i', '', $qargs['cc_lang_pref']) : '';
$wmode = isset($qargs['wmode']) && in_array(strtolower($qargs['wmode']), array('opaque', 'window', 'transparent')) ? $qargs['wmode'] : 'transparent';
$theme = isset($qargs['theme']) && in_array(strtolower($qargs['theme']), array('dark', 'light')) ? '&theme=' . $qargs['theme'] : '';
$autoplay = '';
/**
* Allow YouTube videos to start playing automatically.
*
* @module shortcodes
*
* @since 2.2.2
*
* @param bool false Enable autoplay for YouTube videos.
*/
if (apply_filters('jetpack_youtube_allow_autoplay', false) && isset($qargs['autoplay'])) {
$autoplay = '&autoplay=' . (int) $qargs['autoplay'];
}
$alignmentcss = 'text-align:center;';
if (isset($qargs['align'])) {
switch ($qargs['align']) {
case 'left':
$alignmentcss = "float:left; width:{$w}px; height:{$h}px; margin-right:10px; margin-bottom: 10px;";
break;
case 'right':
$alignmentcss = "float:right; width:{$w}px; height:{$h}px; margin-left:10px; margin-bottom: 10px;";
break;
}
}
if (isset($url['path']) && '/videoseries' == $url['path'] || isset($qargs['list'])) {
$html = "<span class='embed-youtube' style='{$alignmentcss} display: block;'><iframe class='youtube-player' type='text/html' width='{$w}' height='{$h}' src='" . esc_url(set_url_scheme("http://www.youtube.com/embed/videoseries?list={$id}&hl=en_US")) . "' frameborder='0' allowfullscreen='true'></iframe></span>";
} else {
$html = "<span class='embed-youtube' style='{$alignmentcss} display: block;'><iframe class='youtube-player' type='text/html' width='{$w}' height='{$h}' src='" . esc_url(set_url_scheme("http://www.youtube.com/embed/{$id}?version=3&rel={$rel}&fs=1{$fmt}{$autohide}&showsearch={$search}&showinfo={$info}&iv_load_policy={$iv}{$start}{$end}{$hd}&wmode={$wmode}{$theme}{$autoplay}{$cc}{$cc_lang}")) . "' frameborder='0' allowfullscreen='true'></iframe></span>";
}
/**
* Filter the YouTube video HTML output.
*
* @module shortcodes
*
* @since 1.2.3
*
* @param string $html YouTube video HTML output.
*/
$html = apply_filters('video_embed_html', $html);
return $html;
}
/**
* Required for class.media-extractor.php to match expected function naming convention.
*
* @param $url Can be just the $url or the whole $atts array
* @return bool|mixed The Youtube video ID via jetpack_get_youtube_id
*/
function jetpack_shortcode_get_youtube_id($url)
{
return jetpack_get_youtube_id($url);
}
static function get($post_id, $blog_id = 0, $args = array())
{
$defaults = array('max_words' => 16, 'max_chars' => 256);
$args = wp_parse_args($args, $defaults);
$switched = false;
if (!empty($blog_id) && $blog_id != get_current_blog_id() && function_exists('switch_to_blog')) {
switch_to_blog($blog_id);
$switched = true;
} else {
$blog_id = get_current_blog_id();
}
$post = get_post($post_id);
$permalink = get_permalink($post_id);
$return = array('type' => 'standard', 'permalink' => $permalink, 'image' => '', 'excerpt' => '', 'word_count' => 0, 'secure' => array('image' => ''), 'count' => array('image' => 0, 'video' => 0, 'word' => 0, 'link' => 0));
if (empty($post->post_password)) {
$return['excerpt'] = self::get_excerpt($post->post_content, $post->post_excerpt, $args['max_words'], $args['max_chars']);
$return['count']['word'] = self::get_word_count($post->post_content);
$return['count']['word_remaining'] = self::get_word_remaining_count($post->post_content, $return['excerpt']);
$return['count']['link'] = self::get_link_count($post->post_content);
}
$extract = Jetpack_Media_Meta_Extractor::extract($blog_id, $post_id, Jetpack_Media_Meta_Extractor::ALL);
if (empty($extract['has'])) {
return $return;
}
// Prioritize [some] video embeds
if (!empty($extract['has']['shortcode'])) {
foreach ($extract['shortcode'] as $type => $data) {
switch ($type) {
case 'wpvideo':
if (0 == $return['count']['video']) {
$return['type'] = 'video';
$return['video'] = esc_url_raw('http://s0.videopress.com/player.swf?guid=' . $extract['shortcode']['wpvideo']['id'][0] . '&isDynamicSeeking=true');
$return['image'] = self::get_video_poster('videopress', $extract['shortcode']['wpvideo']['id'][0]);
$return['secure']['video'] = preg_replace('@http://[^\\.]+.videopress.com/@', 'https://v0.wordpress.com/', $return['video']);
$return['secure']['image'] = str_replace('http://videos.videopress.com', 'https://videos.files.wordpress.com', $return['image']);
}
$return['count']['video']++;
break;
case 'youtube':
if (0 == $return['count']['video']) {
$return['type'] = 'video';
$return['video'] = esc_url_raw('http://www.youtube.com/watch?feature=player_embedded&v=' . $extract['shortcode']['youtube']['id'][0]);
$return['image'] = self::get_video_poster('youtube', $extract['shortcode']['youtube']['id'][0]);
$return['secure']['video'] = self::https($return['video']);
$return['secure']['image'] = self::https($return['image']);
}
$return['count']['video']++;
break;
case 'vimeo':
if (0 == $return['count']['video']) {
$return['type'] = 'video';
$return['video'] = esc_url_raw('http://vimeo.com/' . $extract['shortcode']['vimeo']['id'][0]);
$return['secure']['video'] = self::https($return['video']);
$poster_image = get_post_meta($post_id, 'vimeo_poster_image', true);
if (!empty($poster_image)) {
$return['image'] = $poster_image;
$poster_url_parts = parse_url($poster_image);
$return['secure']['image'] = 'https://secure-a.vimeocdn.com' . $poster_url_parts['path'];
}
}
$return['count']['video']++;
break;
}
}
}
if (!empty($extract['has']['embed'])) {
foreach ($extract['embed']['url'] as $embed) {
if (preg_match('/((youtube|vimeo|dailymotion)\\.com|youtu.be)/', $embed)) {
if (0 == $return['count']['video']) {
$return['type'] = 'video';
$return['video'] = 'http://' . $embed;
$return['secure']['video'] = self::https($return['video']);
if (false !== strpos($embed, 'youtube')) {
$return['image'] = self::get_video_poster('youtube', jetpack_get_youtube_id($return['video']));
$return['secure']['image'] = self::https($return['image']);
} else {
if (false !== strpos($embed, 'youtu.be')) {
$youtube_id = jetpack_get_youtube_id($return['video']);
$return['video'] = 'http://youtube.com/watch?v=' . $youtube_id . '&feature=youtu.be';
$return['secure']['video'] = self::https($return['video']);
$return['image'] = self::get_video_poster('youtube', jetpack_get_youtube_id($return['video']));
$return['secure']['image'] = self::https($return['image']);
} else {
if (false !== strpos($embed, 'vimeo')) {
$poster_image = get_post_meta($post_id, 'vimeo_poster_image', true);
if (!empty($poster_image)) {
$return['image'] = $poster_image;
$poster_url_parts = parse_url($poster_image);
$return['secure']['image'] = 'https://secure-a.vimeocdn.com' . $poster_url_parts['path'];
}
} else {
if (false !== strpos($embed, 'dailymotion')) {
$return['image'] = str_replace('dailymotion.com/video/', 'dailymotion.com/thumbnail/video/', $embed);
$return['image'] = parse_url($return['image'], PHP_URL_SCHEME) === null ? 'http://' . $return['image'] : $return['image'];
$return['secure']['image'] = self::https($return['image']);
}
}
}
}
}
$return['count']['video']++;
}
}
}
// Do we really want to make the video the primary focus of the post?
if ('video' == $return['type']) {
$content = wpautop(strip_tags($post->post_content));
$paragraphs = explode('</p>', $content);
$number_of_paragraphs = 0;
foreach ($paragraphs as $i => $paragraph) {
// Don't include blank lines as a paragraph
if ('' == trim($paragraph)) {
unset($paragraphs[$i]);
continue;
}
$number_of_paragraphs++;
}
$number_of_paragraphs = $number_of_paragraphs - $return['count']['video'];
// subtract amount for videos..
// More than 2 paragraph? The video is not the primary focus so we can do some more analysis
if ($number_of_paragraphs > 2) {
$return['type'] = 'standard';
}
}
// If we don't have any prioritized embed...
if ('standard' == $return['type']) {
if ((!empty($extract['has']['gallery']) || !empty($extract['shortcode']['gallery']['count'])) && !empty($extract['image'])) {
//... Then we prioritize galleries first (multiple images returned)
$return['type'] = 'gallery';
$return['images'] = $extract['image'];
foreach ($return['images'] as $image) {
$return['secure']['images'][] = array('url' => self::ssl_img($image['url']));
$return['count']['image']++;
}
} else {
if (!empty($extract['has']['image'])) {
// ... Or we try and select a single image that would make sense
$content = wpautop(strip_tags($post->post_content));
$paragraphs = explode('</p>', $content);
$number_of_paragraphs = 0;
foreach ($paragraphs as $i => $paragraph) {
// Don't include 'actual' captions as a paragraph
if (false !== strpos($paragraph, '[caption')) {
unset($paragraphs[$i]);
continue;
}
// Don't include blank lines as a paragraph
if ('' == trim($paragraph)) {
unset($paragraphs[$i]);
continue;
}
$number_of_paragraphs++;
}
$return['image'] = $extract['image'][0]['url'];
$return['secure']['image'] = self::ssl_img($return['image']);
$return['count']['image']++;
if ($number_of_paragraphs <= 2 && 1 == count($extract['image'])) {
// If we have lots of text or images, let's not treat it as an image post, but return its first image
$return['type'] = 'image';
}
}
}
}
if ($switched) {
restore_current_blog();
}
return $return;
}
/**
* @author enkrates
* @covers ::jetpack_get_youtube_id
* @since 3.2
*/
public function test_jetpack_get_youtube_id_with_playlist_url()
{
$playlist_url = 'https://www.youtube.com/playlist?list=PL56C3506BBE979C1B';
$expected_id = 'PL56C3506BBE979C1B';
$youtube_id = jetpack_get_youtube_id($playlist_url);
$this->assertEquals($expected_id, $youtube_id);
}
static function get($post_id, $blog_id = 0, $args = array())
{
$defaults = array('max_words' => 16, 'max_chars' => 256);
$args = wp_parse_args($args, $defaults);
$switched = false;
if (!empty($blog_id) && $blog_id != get_current_blog_id() && function_exists('switch_to_blog')) {
switch_to_blog($blog_id);
$switched = true;
} else {
$blog_id = get_current_blog_id();
}
if (!class_exists('Jetpack_Media_Meta_Extractor')) {
jetpack_require_lib('class.media-extractor');
}
$post = get_post($post_id);
$permalink = get_permalink($post_id);
$return = array('type' => 'standard', 'permalink' => $permalink, 'image' => '', 'excerpt' => '', 'word_count' => 0, 'secure' => array('image' => ''), 'count' => array('image' => 0, 'video' => 0, 'word' => 0, 'link' => 0));
if (empty($post->post_password)) {
$return['excerpt'] = self::get_excerpt($post->post_content, $post->post_excerpt, $args['max_words'], $args['max_chars']);
$return['count']['word'] = self::get_word_count($post->post_content);
$return['count']['word_remaining'] = self::get_word_remaining_count($post->post_content, $return['excerpt']);
$return['count']['link'] = self::get_link_count($post->post_content);
}
$extract = Jetpack_Media_Meta_Extractor::extract($blog_id, $post_id, Jetpack_Media_Meta_Extractor::ALL);
if (empty($extract['has'])) {
return $return;
}
// Prioritize [some] video embeds
if (!empty($extract['has']['shortcode'])) {
foreach ($extract['shortcode'] as $type => $data) {
switch ($type) {
case 'videopress':
case 'wpvideo':
if (0 == $return['count']['video']) {
// If there is no id on the video, then let's just skip this
if (!isset($data['id'][0])) {
continue;
}
$guid = $data['id'][0];
$video_info = videopress_get_video_details($guid);
// Only add the video tags if the guid returns a valid videopress object.
if ($video_info instanceof stdClass) {
// Continue early if we can't find a Video slug.
if (empty($video_info->files->std->mp4)) {
continue;
}
$url = sprintf('https://videos.files.wordpress.com/%1$s/%2$s', $guid, $video_info->files->std->mp4);
$thumbnail = $video_info->poster;
if (!empty($thumbnail)) {
$return['image'] = $thumbnail;
$return['secure']['image'] = $thumbnail;
}
$return['type'] = 'video';
$return['video'] = esc_url_raw($url);
$return['video_type'] = 'video/mp4';
$return['secure']['video'] = $return['video'];
}
}
$return['count']['video']++;
break;
case 'youtube':
if (0 == $return['count']['video']) {
$return['type'] = 'video';
$return['video'] = esc_url_raw('http://www.youtube.com/watch?feature=player_embedded&v=' . $extract['shortcode']['youtube']['id'][0]);
$return['image'] = self::get_video_poster('youtube', $extract['shortcode']['youtube']['id'][0]);
$return['secure']['video'] = self::https($return['video']);
$return['secure']['image'] = self::https($return['image']);
}
$return['count']['video']++;
break;
case 'vimeo':
if (0 == $return['count']['video']) {
$return['type'] = 'video';
$return['video'] = esc_url_raw('http://vimeo.com/' . $extract['shortcode']['vimeo']['id'][0]);
$return['secure']['video'] = self::https($return['video']);
$poster_image = get_post_meta($post_id, 'vimeo_poster_image', true);
if (!empty($poster_image)) {
$return['image'] = $poster_image;
$poster_url_parts = parse_url($poster_image);
$return['secure']['image'] = 'https://secure-a.vimeocdn.com' . $poster_url_parts['path'];
}
}
$return['count']['video']++;
break;
}
}
}
if (!empty($extract['has']['embed'])) {
foreach ($extract['embed']['url'] as $embed) {
if (preg_match('/((youtube|vimeo|dailymotion)\\.com|youtu.be)/', $embed)) {
if (0 == $return['count']['video']) {
$return['type'] = 'video';
$return['video'] = 'http://' . $embed;
$return['secure']['video'] = self::https($return['video']);
if (false !== strpos($embed, 'youtube')) {
$return['image'] = self::get_video_poster('youtube', jetpack_get_youtube_id($return['video']));
$return['secure']['image'] = self::https($return['image']);
} else {
if (false !== strpos($embed, 'youtu.be')) {
$youtube_id = jetpack_get_youtube_id($return['video']);
$return['video'] = 'http://youtube.com/watch?v=' . $youtube_id . '&feature=youtu.be';
$return['secure']['video'] = self::https($return['video']);
$return['image'] = self::get_video_poster('youtube', jetpack_get_youtube_id($return['video']));
$return['secure']['image'] = self::https($return['image']);
} else {
if (false !== strpos($embed, 'vimeo')) {
$poster_image = get_post_meta($post_id, 'vimeo_poster_image', true);
if (!empty($poster_image)) {
$return['image'] = $poster_image;
$poster_url_parts = parse_url($poster_image);
$return['secure']['image'] = 'https://secure-a.vimeocdn.com' . $poster_url_parts['path'];
}
} else {
if (false !== strpos($embed, 'dailymotion')) {
$return['image'] = str_replace('dailymotion.com/video/', 'dailymotion.com/thumbnail/video/', $embed);
$return['image'] = parse_url($return['image'], PHP_URL_SCHEME) === null ? 'http://' . $return['image'] : $return['image'];
$return['secure']['image'] = self::https($return['image']);
}
}
}
}
}
$return['count']['video']++;
}
}
}
// Do we really want to make the video the primary focus of the post?
if ('video' == $return['type']) {
$content = wpautop(strip_tags($post->post_content));
$paragraphs = explode('</p>', $content);
$number_of_paragraphs = 0;
foreach ($paragraphs as $i => $paragraph) {
// Don't include blank lines as a paragraph
if ('' == trim($paragraph)) {
unset($paragraphs[$i]);
continue;
}
$number_of_paragraphs++;
}
$number_of_paragraphs = $number_of_paragraphs - $return['count']['video'];
// subtract amount for videos..
// More than 2 paragraph? The video is not the primary focus so we can do some more analysis
if ($number_of_paragraphs > 2) {
$return['type'] = 'standard';
}
}
// If we don't have any prioritized embed...
if ('standard' == $return['type']) {
if ((!empty($extract['has']['gallery']) || !empty($extract['shortcode']['gallery']['count'])) && !empty($extract['image'])) {
//... Then we prioritize galleries first (multiple images returned)
$return['type'] = 'gallery';
$return['images'] = $extract['image'];
foreach ($return['images'] as $image) {
$return['secure']['images'][] = array('url' => self::ssl_img($image['url']));
$return['count']['image']++;
}
} else {
if (!empty($extract['has']['image'])) {
// ... Or we try and select a single image that would make sense
$content = wpautop(strip_tags($post->post_content));
$paragraphs = explode('</p>', $content);
$number_of_paragraphs = 0;
foreach ($paragraphs as $i => $paragraph) {
// Don't include 'actual' captions as a paragraph
if (false !== strpos($paragraph, '[caption')) {
unset($paragraphs[$i]);
continue;
}
// Don't include blank lines as a paragraph
if ('' == trim($paragraph)) {
unset($paragraphs[$i]);
continue;
}
$number_of_paragraphs++;
}
$return['image'] = $extract['image'][0]['url'];
$return['secure']['image'] = self::ssl_img($return['image']);
$return['count']['image']++;
if ($number_of_paragraphs <= 2 && 1 == count($extract['image'])) {
// If we have lots of text or images, let's not treat it as an image post, but return its first image
$return['type'] = 'image';
}
}
}
}
if ($switched) {
restore_current_blog();
}
/**
* Allow a theme or plugin to inspect and ultimately change the media summary.
*
* @since 4.4.0
*
* @param array $data The calculated media summary data.
* @param int $post_id The id of the post this data applies to.
*/
$return = apply_filters('jetpack_media_summary_output', $return, $post_id);
return $return;
}
